Sofa



FIG. 1 is a front elevational view of a seat showing my new design in the form of a sofa;

FIG. 2 is rear view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right elevational view, the left side being a mirror image thereof;

FIG. 6 is a front perspective view thereof with the respective headrest flaps inclined with a different angle relative to FIGS. 1, 2, 3, 4 and 5;

FIG. 7 is a front elevational view relative to FIG. 6;

FIG. 8 is a top plan view relative to FIG. 6;

FIG. 9 is a bottom view relative to FIG. 6; and,

FIG. 10 is a rear view relative to FIG. 6. 

The ornamental design for a sofa, as shown and described. 